package tesis.playon.web.util;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;

public class CharsetFilter implements Filter {
    private String encoding;

    public void init(FilterConfig config) throws ServletException {
	encoding = config.getInitParameter("requestEncoding");
	if (encoding == null)
	    encoding = "UTF-8";
    }

    public void doFilter(ServletRequest request, ServletResponse response, FilterChain next) throws IOException,
	    ServletException {
	if (null == request.getCharacterEncoding())
	    request.setCharacterEncoding(encoding);
	response.setContentType("text/html; charset=UTF-8");
	response.setCharacterEncoding("UTF-8");
	next.doFilter(request, response);
    }

    public void destroy() {
    }

}